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334 lines
11 KiB
334 lines
11 KiB
# coding: utf-8 |
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from __future__ import unicode_literals |
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import base64 |
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import itertools |
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import random |
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import re |
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import string |
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import time |
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from .common import InfoExtractor |
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from ..compat import ( |
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compat_urllib_parse_urlencode, |
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compat_ord, |
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) |
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from ..utils import ( |
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ExtractorError, |
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get_element_by_attribute, |
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) |
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class YoukuIE(InfoExtractor): |
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IE_NAME = 'youku' |
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IE_DESC = '优酷' |
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_VALID_URL = r'''(?x) |
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(?: |
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http://(?:v|player)\.youku\.com/(?:v_show/id_|player\.php/sid/)| |
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youku:) |
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(?P<id>[A-Za-z0-9]+)(?:\.html|/v\.swf|) |
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''' |
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_TESTS = [{ |
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# MD5 is unstable |
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'url': 'http://v.youku.com/v_show/id_XMTc1ODE5Njcy.html', |
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'info_dict': { |
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'id': 'XMTc1ODE5Njcy_part1', |
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'title': '★Smile﹗♡ Git Fresh -Booty Music舞蹈.', |
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'ext': 'flv' |
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} |
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}, { |
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'url': 'http://player.youku.com/player.php/sid/XNDgyMDQ2NTQw/v.swf', |
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'only_matching': True, |
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}, { |
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'url': 'http://v.youku.com/v_show/id_XODgxNjg1Mzk2_ev_1.html', |
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'info_dict': { |
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'id': 'XODgxNjg1Mzk2', |
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'title': '武媚娘传奇 85', |
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}, |
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'playlist_count': 11, |
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'skip': 'Available in China only', |
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}, { |
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'url': 'http://v.youku.com/v_show/id_XMTI1OTczNDM5Mg==.html', |
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'info_dict': { |
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'id': 'XMTI1OTczNDM5Mg', |
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'title': '花千骨 04', |
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}, |
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'playlist_count': 13, |
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}, { |
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'url': 'http://v.youku.com/v_show/id_XNjA1NzA2Njgw.html', |
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'note': 'Video protected with password', |
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'info_dict': { |
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'id': 'XNjA1NzA2Njgw', |
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'title': '邢義田复旦讲座之想象中的胡人—从“左衽孔子”说起', |
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}, |
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'playlist_count': 19, |
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'params': { |
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'videopassword': '100600', |
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}, |
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}, { |
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# /play/get.json contains streams with "channel_type":"tail" |
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'url': 'http://v.youku.com/v_show/id_XOTUxMzg4NDMy.html', |
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'info_dict': { |
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'id': 'XOTUxMzg4NDMy', |
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'title': '我的世界☆明月庄主☆车震猎杀☆杀人艺术Minecraft', |
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}, |
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'playlist_count': 6, |
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}] |
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def construct_video_urls(self, data): |
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# get sid, token |
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def yk_t(s1, s2): |
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ls = list(range(256)) |
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t = 0 |
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for i in range(256): |
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t = (t + ls[i] + compat_ord(s1[i % len(s1)])) % 256 |
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ls[i], ls[t] = ls[t], ls[i] |
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s = bytearray() |
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x, y = 0, 0 |
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for i in range(len(s2)): |
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y = (y + 1) % 256 |
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x = (x + ls[y]) % 256 |
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ls[x], ls[y] = ls[y], ls[x] |
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s.append(compat_ord(s2[i]) ^ ls[(ls[x] + ls[y]) % 256]) |
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return bytes(s) |
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sid, token = yk_t( |
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b'becaf9be', base64.b64decode(data['security']['encrypt_string'].encode('ascii')) |
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).decode('ascii').split('_') |
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# get oip |
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oip = data['security']['ip'] |
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fileid_dict = {} |
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for stream in data['stream']: |
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if stream.get('channel_type') == 'tail': |
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continue |
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format = stream.get('stream_type') |
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fileid = stream['stream_fileid'] |
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fileid_dict[format] = fileid |
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def get_fileid(format, n): |
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number = hex(int(str(n), 10))[2:].upper() |
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if len(number) == 1: |
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number = '0' + number |
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streamfileids = fileid_dict[format] |
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fileid = streamfileids[0:8] + number + streamfileids[10:] |
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return fileid |
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# get ep |
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def generate_ep(format, n): |
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fileid = get_fileid(format, n) |
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ep_t = yk_t( |
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b'bf7e5f01', |
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('%s_%s_%s' % (sid, fileid, token)).encode('ascii') |
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) |
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ep = base64.b64encode(ep_t).decode('ascii') |
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return ep |
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# generate video_urls |
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video_urls_dict = {} |
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for stream in data['stream']: |
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if stream.get('channel_type') == 'tail': |
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continue |
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format = stream.get('stream_type') |
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video_urls = [] |
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for dt in stream['segs']: |
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n = str(stream['segs'].index(dt)) |
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param = { |
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'K': dt['key'], |
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'hd': self.get_hd(format), |
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'myp': 0, |
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'ypp': 0, |
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'ctype': 12, |
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'ev': 1, |
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'token': token, |
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'oip': oip, |
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'ep': generate_ep(format, n) |
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} |
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video_url = \ |
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'http://k.youku.com/player/getFlvPath/' + \ |
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'sid/' + sid + \ |
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'_00' + \ |
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'/st/' + self.parse_ext_l(format) + \ |
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'/fileid/' + get_fileid(format, n) + '?' + \ |
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compat_urllib_parse_urlencode(param) |
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video_urls.append(video_url) |
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video_urls_dict[format] = video_urls |
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return video_urls_dict |
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@staticmethod |
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def get_ysuid(): |
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return '%d%s' % (int(time.time()), ''.join([ |
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random.choice(string.ascii_letters) for i in range(3)])) |
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def get_hd(self, fm): |
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hd_id_dict = { |
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'3gp': '0', |
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'3gphd': '1', |
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'flv': '0', |
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'flvhd': '0', |
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'mp4': '1', |
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'mp4hd': '1', |
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'mp4hd2': '1', |
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'mp4hd3': '1', |
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'hd2': '2', |
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'hd3': '3', |
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} |
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return hd_id_dict[fm] |
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def parse_ext_l(self, fm): |
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ext_dict = { |
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'3gp': 'flv', |
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'3gphd': 'mp4', |
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'flv': 'flv', |
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'flvhd': 'flv', |
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'mp4': 'mp4', |
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'mp4hd': 'mp4', |
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'mp4hd2': 'flv', |
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'mp4hd3': 'flv', |
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'hd2': 'flv', |
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'hd3': 'flv', |
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} |
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return ext_dict[fm] |
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def get_format_name(self, fm): |
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_dict = { |
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'3gp': 'h6', |
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'3gphd': 'h5', |
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'flv': 'h4', |
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'flvhd': 'h4', |
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'mp4': 'h3', |
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'mp4hd': 'h3', |
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'mp4hd2': 'h4', |
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'mp4hd3': 'h4', |
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'hd2': 'h2', |
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'hd3': 'h1', |
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} |
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return _dict[fm] |
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def _real_extract(self, url): |
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video_id = self._match_id(url) |
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self._set_cookie('youku.com', '__ysuid', self.get_ysuid()) |
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def retrieve_data(req_url, note): |
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headers = { |
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'Referer': req_url, |
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} |
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headers.update(self.geo_verification_headers()) |
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self._set_cookie('youku.com', 'xreferrer', 'http://www.youku.com') |
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raw_data = self._download_json(req_url, video_id, note=note, headers=headers) |
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return raw_data['data'] |
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video_password = self._downloader.params.get('videopassword') |
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# request basic data |
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basic_data_url = 'http://play.youku.com/play/get.json?vid=%s&ct=12' % video_id |
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if video_password: |
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basic_data_url += '&pwd=%s' % video_password |
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data = retrieve_data(basic_data_url, 'Downloading JSON metadata') |
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error = data.get('error') |
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if error: |
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error_note = error.get('note') |
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if error_note is not None and '因版权原因无法观看此视频' in error_note: |
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raise ExtractorError( |
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'Youku said: Sorry, this video is available in China only', expected=True) |
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elif error_note and '该视频被设为私密' in error_note: |
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raise ExtractorError( |
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'Youku said: Sorry, this video is private', expected=True) |
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else: |
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msg = 'Youku server reported error %i' % error.get('code') |
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if error_note is not None: |
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msg += ': ' + error_note |
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raise ExtractorError(msg) |
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# get video title |
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title = data['video']['title'] |
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# generate video_urls_dict |
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video_urls_dict = self.construct_video_urls(data) |
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# construct info |
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entries = [{ |
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'id': '%s_part%d' % (video_id, i + 1), |
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'title': title, |
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'formats': [], |
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# some formats are not available for all parts, we have to detect |
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# which one has all |
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} for i in range(max(len(v.get('segs')) for v in data['stream']))] |
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for stream in data['stream']: |
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if stream.get('channel_type') == 'tail': |
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continue |
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fm = stream.get('stream_type') |
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video_urls = video_urls_dict[fm] |
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for video_url, seg, entry in zip(video_urls, stream['segs'], entries): |
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entry['formats'].append({ |
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'url': video_url, |
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'format_id': self.get_format_name(fm), |
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'ext': self.parse_ext_l(fm), |
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'filesize': int(seg['size']), |
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'width': stream.get('width'), |
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'height': stream.get('height'), |
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}) |
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return { |
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'_type': 'multi_video', |
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'id': video_id, |
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'title': title, |
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'entries': entries, |
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} |
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class YoukuShowIE(InfoExtractor): |
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_VALID_URL = r'https?://(?:www\.)?youku\.com/show_page/id_(?P<id>[0-9a-z]+)\.html' |
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IE_NAME = 'youku:show' |
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_TEST = { |
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'url': 'http://www.youku.com/show_page/id_zc7c670be07ff11e48b3f.html', |
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'info_dict': { |
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'id': 'zc7c670be07ff11e48b3f', |
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'title': '花千骨 未删减版', |
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'description': 'md5:578d4f2145ae3f9128d9d4d863312910', |
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}, |
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'playlist_count': 50, |
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} |
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_PAGE_SIZE = 40 |
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def _find_videos_in_page(self, webpage): |
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videos = re.findall( |
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r'<li><a[^>]+href="(?P<url>https?://v\.youku\.com/[^"]+)"[^>]+title="(?P<title>[^"]+)"', webpage) |
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return [ |
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self.url_result(video_url, YoukuIE.ie_key(), title) |
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for video_url, title in videos] |
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def _real_extract(self, url): |
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show_id = self._match_id(url) |
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webpage = self._download_webpage(url, show_id) |
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entries = self._find_videos_in_page(webpage) |
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playlist_title = self._html_search_regex( |
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r'<span[^>]+class="name">([^<]+)</span>', webpage, 'playlist title', fatal=False) |
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detail_div = get_element_by_attribute('class', 'detail', webpage) or '' |
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playlist_description = self._html_search_regex( |
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r'<span[^>]+style="display:none"[^>]*>([^<]+)</span>', |
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detail_div, 'playlist description', fatal=False) |
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for idx in itertools.count(1): |
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episodes_page = self._download_webpage( |
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'http://www.youku.com/show_episode/id_%s.html' % show_id, |
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show_id, query={'divid': 'reload_%d' % (idx * self._PAGE_SIZE + 1)}, |
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note='Downloading episodes page %d' % idx) |
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new_entries = self._find_videos_in_page(episodes_page) |
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entries.extend(new_entries) |
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if len(new_entries) < self._PAGE_SIZE: |
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break |
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return self.playlist_result(entries, show_id, playlist_title, playlist_description)
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